Grow Gadgets Heat Mats – Professional Heated Propagation Mats for Seeds & Cuttings

Grow Gadgets Heat Mats provide consistent, gentle bottom heat to encourage faster seed germination and stronger root development in cuttings and young plants. Designed for indoor gardening, hydroponics and greenhouse propagation, these high-quality heated propagation mats create the ideal root zone temperature to maximise success rates.

By raising the temperature of your growing media by approximately 10–20°C above ambient air temperature, Grow Gadgets Heat Mats help stimulate quicker sprouting and more vigorous early growth. They are ideal for use with seed trays, propagators and cloning systems, making them an essential tool for growers looking to improve propagation results.

Why Use a Heated Propagation Mat?

Maintaining a stable root zone temperature is critical for successful germination and cloning. Cooler environments can dramatically slow down seed sprouting and root formation. A grow heat mat ensures consistent warmth directly beneath your trays, helping to:

• Increase germination rates
• Speed up seed sprouting times
• Encourage faster root development in cuttings
• Improve overall propagation success
• Support year-round indoor growing

Whether you're growing vegetables, herbs, flowers or houseplants, a reliable seedling heat mat gives young plants the best possible start.

Even Heat Distribution & Durable Design

Grow Gadgets Heat Mats are built for reliability and long-term use. The flexible, waterproof outer layer protects the internal heating elements while ensuring even heat distribution across the entire surface. This prevents cold spots and promotes uniform growth across all cells in your tray.

The slim, low-profile design allows the mat to sit neatly beneath standard propagation trays without taking up unnecessary space in your grow tent, greenhouse or grow room.

Ideal for Hydroponics & Indoor Growing

Perfect for hydroponic growers, soil growers and hobby gardeners alike, these propagation heat mats are compatible with most standard seed trays and propagators. For precise temperature control, they can also be paired with a compatible heat mat thermostat to maintain an exact root zone temperature.

At Hytec Hydroponics, we recommend using a thermostat controller to achieve optimal results and prevent overheating, particularly in warmer indoor environments.

Available Sizes

Grow Gadgets Heat Mats are available in three practical sizes to suit different propagation setups:

• Large: 121.9 cm x 52.7 cm (48" x 20.75")
• Medium: 50.8 cm x 52.7 cm (20" x 20.75")
• Small: 25.4 cm x 52.7 cm (10" x 20.75")

Choose the size that best fits your propagation trays, shelving or grow tent layout.

Specifications

Improve Your Propagation Success

If you're looking to boost germination rates and achieve stronger, healthier seedlings, Grow Gadgets Heat Mats are a simple but highly effective upgrade to your propagation setup. Reliable, easy to use and suitable for a wide range of growing environments, they are an essential addition to any indoor grow room or greenhouse.

Order your Grow Gadgets Heat Mat today from Hytec Hydroponics – your trusted UK supplier of professional hydroponic propagation equipment.

All orders are packed in plain discreet parcels with non descript labels for your personal security.

We offer the following shipping options to the mainland UK. If you live outside mainland UK please call us on +44 (0)1142 280024.

Royal Mail delivery options (mainland UK)

Royal mail tracked  £4.75 (up to 2KG only) 2-4 working days

Royal mail tracked  £3.75 (up to 2KG only) 3-5 working days

Courier  Delivery service options (mainland) Zone A Zone A+ Zone B Zone B+

Free delivery up to 25 kilos (over £99) 1-2 working days service 
Next working day  £6.75 up to 25KG 
Next working day am £9.95 over 25KG

Courier Delivery service options Zone C Zone C+ Zone D Zone D+

Next working day  £29.95 + 75P per kg over 25KG
Next working day am £35 + 75P per KG over 25KG

All packages are shipped in plain, discrete packaging. Absolutely NO information is passed to third parties.

Please note that paid for next day delivery only applies if you order before 1PM Monday to Thursday.

Our UK delivery zones: In the UK we have 4 zones. Prices and parcel delivery times vary by zone.


Tracking your consignments

Our deliveries are handled by Parcelforce or DX or Fedex depending on the weight and location.You are able to track your parcels by using your consignment number or customer reference and postcode. If using a reference number to search, please also insert the delivery postcode. You will receive an email on the day for dispatch confirming your order and tracking number, You have the option to select a delivery window or change the day of delivery by clicking the link below and manage my delivery option.


Other Services Available

Isle of Wight & isles of Scilly £5.99 extra per consignment

Timed booked delivery £15.99 extra per consignment

Long bulky items £29.99 extra per consignment (1.4m x 0.8m 0r two persons needs to carry )

We Won't Be Beaten On Price

At Hytec Horticulture we are committed to offering the best range of hydroponic products at the best possible prices. This is why we have our Price Match Promise, whereby if you find an identical product at one of our competitors for a lower price, we will match or even beat it.

In an ever-increasingly competitive marketplace, many product lines are being sold at varying prices. We want to give you the best deal so if you find any of the products we sell (or comparable products) at cheaper prices, give us a chance to get your business, save you money, and beat that price. 

Terms & Conditions

To qualify for the Price Match Promise, the product must conform to the following:

• The product in question must be identical (it should be the same brand & model and for sale with the same terms & conditions)
• The product must be held in stock by the competitor at the time you want to make the price match
• In addition to the above, we must also have the product in stock
• We must be able to verify the lower price either by the store's website, a phone call or a written quote on headed paper
• The product is not part of a promotion, sale or clearance offer
• The product must be available from a physical store that’s open to the public
• Our Price Match Promise is not available against web-only retailers, for example, eBay or Amazon, along with factory outlets, private or liquidation sales
• Typographical errors, incorrect pricing, voucher codes or additional discounts by the competitor, including their own price match offers, are excluded 

Large & Multiple Product Orders

If you want to place a large order with multiple products (for example, you're setting up a grow room from scratch and require a full setup including tent, lights, extraction, nutrients, grow media etc) then get in touch and we will aim to match, or even beat any quotes you’ve been given.